The Walkman NW-A850 series is an update to the NW-A840 series. The players have a 2.8" 240x400 OLED display (seems to be the same one as in the A840). The NW-A855 has 16GB, the A856 has 32GB and the A857 has 64GB.

They will be released in November 2010 in Japan. The A855 (16GB) will cost $280.

The IceTouch is the world's first product with a Transparent OLED display. This media player includes 8/16GB of memory, has a strong CPU and Samsung's TouchWiz Sweep interface. It has 5.1-channel sound enhancement technology and it continually analyzes and adjusts audio levels to reflect the producer’s intended sound. Here's a nice video of the player.

Samsung IceTouch

The AMOLED screen casing is constructed using a dual-injection molding process and tempered glass and results in a smooth, durable and scratch-proof surface. The player is white, but can be customized using separately sold color skins.

It'll be available in the first half of 2010, and will cost around $330.

The P3 is a media player with a large touch OLED. It has a dual-boot system with Windows CE (6.0) and Android. It is capable of supporting 1280 x 720p HD video playback, running on a 800Mhz ARM processor. It also has Wi-Fi, microSD slot, mobile TV support and comes with 8/16/32GB of internal memory.

The NW-A840 is a thin Walkman at only 7.2mm, and available in 16Gb, 32Gb and 64Gb. It has a TV-out with 720x480 resolution, S-Master digital amplifier, FM radio and noise canceling. It does not have a touch screen or WiFi. Sony says that the battery life will be 29 hours for audio and 9 for video (at 384kbps MPEG-4).